Cutter for a pump



FIG. 1 is a front perspective plan view of the cutter for a pump;

FIG. 2 is a rear perspective plan view of the cutter for a pump; and,

FIG. 3 is a side elevation view.

It is noted that the cutter for a pump is symmetrical about the peripheral side view. 

The ornamental design for a cutter for a pump, as shown. 